Between two integers does 42lie on the number line? I really need this answered!!

At school there are 526 students and 263 are girls about how likely is it that a randomly chosen student will be a boy

Agreeting card company can produce a box of cards for $7.50. if the initial investment by the company was $50,000, how many boxes of cards must be produced before the average cost per box falls to $10.50?

Aline has a slope of negative 1/4 the past two points -5/4 and 1 what is the equation of the line